Under the iTunes in the Cloud section, click Manage Devices. (If you haven't associated any devices with your Apple ID, you won't see the Manage Devices section.) Information about each associated device appears. Next to each device, you can see when it associated with your Apple ID.
The real reason why the burp smells so badly is hydrogen sulfide (H2S). If you eat foods that have sulfur proteins in them then you may find yourself burping the H2S, which will smell like rotten eggs. The sulfur reducing microbes in the intestine digest the proteins and release the gas.
1 Remove as much as possible sulfur containing foods from your diet. 2  This may reduce sulfur smell of burps and gas in a day or two. 3  After that, you will still need to find the cause of belching or gas themselves.emoving sulfur containing foods from the diet may reduce the smell of sulfur burps: 1  Sulfur containing food preservatives, like guacamola, often used on dried fruits, salads in hotels, meat in fast-food restaurants or in pre-prepared canned foods. 2  Poultry.